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05C17 Perfect graphs (2 articles)

• Gera, Ralucca; Okamoto, Futaba; Rasmussen, Craig; Zhang, Ping: Set colorings in perfect graphs. (English). Mathematica Bohemica, vol. 136 (2011), issue 1, pp. 61-68
• Maimani, H. R.; Pournaki, M. R.; Yassemi, S.: A class of weakly perfect graphs. (English). Czechoslovak Mathematical Journal, vol. 60 (2010), issue 4, pp. 1037-1041